Home / 3,283,313.40-4,924,278.90-1,390,116.60

Finding the Fourth Proportional to 3,283,313.40, 4,924,278.90 and 1,390,116.60

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Solution

The fourth proportional to 3,283,313.40, 4,924,278.90 and 1,390,116.60 is: 2,084,882.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,283,313.40 : 4,924,278.90 = 1,390,116.60 : x
  2. Step 2: Convert to fraction form
    3,283,313.40/4,924,278.90 = 1,390,116.60/x
  3. Step 3: Cross multiply
    3,283,313.40x = 4,924,278.90 × 1,390,116.60
  4. Step 4: Simplify right side
    3,283,313.40x = 6,845,321,841,919.74
  5. Step 5: Solve for x
    x = 6,845,321,841,919.74/3,283,313.40
  6. Step 6: Final answer
    x = 2,084,882.25

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.